Here is an AIX shell script to show standard df information, but sorted by Volume Group I have used this to find a filesystem I can shrink, to give the PVs which get released to another filesystem which is running low on space. The filesystems need to be in...

You can perform this operation using smit or cli. I will explain how to do it using cli. Let's create a 10gb FS called testfs: We need to start creating the logical volume, I will call it testlv: root@lab01:/root# /usr/es/sbin/cluster/cspoc/cli_mklv...

While using TSA for Systems automation, StorageRM is used as backbone for keeping track of any LVM failures in usual as well as fail-over cases. Since StorageRM runs several commands to keep track of LVM configuration and operational state changes and LVM...

Issue: RHEL does not boot to login prompt and goes to mainteance mode when all file systems are not mountable when booting. The boot process in Power8 Systems using NPIV LUNs for volume groups other than system are not activated properly and not mounted with...

This post is about a script I wrote for building filesystems on AIX. It automates the process of creating logical volumes, filesystems, mounting them, setting user/group owners, and setting permissions. It can be used to create large numbers of...

I highly recommend only using scalable volume groups if at all possible.. But there are a lot of "Original" and "Big" AIX volume groups in existence out there, and you need to understand the relationship between Factor Size, Volume...

The man page for the AIX mkvg command states this about how Physical Partition sizes are determined for volume groups when they are created: -s Size Sets the number of megabytes in each physical partition, where the Size variable is expressed in units...

Every Filesystem in AIX has two sets of permissions: The permissions on the mount point directory, and the permissions on the mounted filesystem. Here is an example: # ls -ald /app5 drwxr-xr-x 2 bin &n...

9/23/13 Update - See this updated verison of the script as well. Here is a script I've written to visualize the physical layout of an AIX volume group. The script visually shows the location of every...